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# -*- coding: utf-8 -*-
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import logging
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from datetime import datetime
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from datetime import timedelta
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from django.db import models
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from django.contrib.auth.models import User
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from calebasse.personnes.models import People
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from calebasse.ressources.models import ServiceLinkedAbstractModel
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from calebasse.dossiers.states import STATES, STATE_ACCUEIL
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from calebasse.actes.validation import are_all_acts_of_the_day_locked
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DEFAULT_ACT_NUMBER_DIAGNOSTIC = 6
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DEFAULT_ACT_NUMBER_TREATMENT = 30
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DEFAULT_ACT_NUMBER_PROLONGATION = 10
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VALIDITY_PERIOD_TREATMENT_HEALTHCARE = 365
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logger = logging.getLogger('calebasse.dossiers')
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class HealthCare(models.Model):
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class Meta:
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app_label = 'dossiers'
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patient = models.ForeignKey('dossiers.PatientRecord',
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verbose_name=u'Dossier patient', editable=False)
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created = models.DateTimeField(u'Création', auto_now_add=True)
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author = \
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models.ForeignKey(User,
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verbose_name=u'Auteur', editable=False)
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comment = models.TextField(max_length=3000, blank=True, null=True)
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start_date = models.DateTimeField()
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class CmppHealthCareDiagnostic(HealthCare):
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class Meta:
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app_label = 'dossiers'
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_act_number = models.IntegerField(default=DEFAULT_ACT_NUMBER_DIAGNOSTIC)
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def get_act_number(self):
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return self._act_number
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def save(self, **kwargs):
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self.start_date = \
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datetime(self.start_date.year, self.start_date.month,
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self.start_date.day)
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super(CmppHealthCareDiagnostic, self).save(**kwargs)
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class CmppHealthCareTreatment(HealthCare):
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class Meta:
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app_label = 'dossiers'
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_act_number = models.IntegerField(default=DEFAULT_ACT_NUMBER_TREATMENT)
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end_date = models.DateTimeField()
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prolongation = models.IntegerField(default=0,
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verbose_name=u'Prolongation')
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def get_act_number(self):
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if self.is_extended():
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return self._act_number + self.prolongation
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return self._act_number
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def is_extended(self):
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if self.prolongation > 0:
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return True
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return False
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def add_prolongation(self, value=None):
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if not value:
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value = DEFAULT_ACT_NUMBER_PROLONGATION
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if self.is_extended():
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raise Exception(u'Prise en charge déja prolongée')
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self.prolongation = value
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self.save()
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def save(self, **kwargs):
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self.start_date = \
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datetime(self.start_date.year, self.start_date.month,
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self.start_date.day)
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self.end_date = self.start_date + \
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timedelta(days=VALIDITY_PERIOD_TREATMENT_HEALTHCARE)
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super(CmppHealthCareTreatment, self).save(**kwargs)
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class SessadHealthCareNotification(HealthCare):
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class Meta:
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app_label = 'dossiers'
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end_date = models.DateTimeField()
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def save(self, **kwargs):
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self.start_date = \
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datetime(self.start_date.year, self.start_date.month,
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self.start_date.day)
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self.end_date = \
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datetime(self.end_date.year, self.end_date.month,
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self.end_date.day)
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super(SessadHealthCareNotification, self).save(**kwargs)
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class FileState(models.Model):
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class Meta:
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app_label = 'dossiers'
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patient = models.ForeignKey('dossiers.PatientRecord',
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verbose_name=u'Dossier patient', editable=False)
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state_name = models.CharField(max_length=150)
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created = models.DateTimeField(u'Création', auto_now_add=True)
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date_selected = models.DateTimeField()
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author = \
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models.ForeignKey(User,
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verbose_name=u'Auteur', editable=False)
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comment = models.TextField(max_length=3000, blank=True, null=True)
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previous_state = models.ForeignKey('FileState',
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verbose_name=u'Etat précédent',
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editable=False, blank=True, null=True)
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def get_next_state(self):
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try:
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return FileState.objects.get(previous_state=self)
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except:
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return None
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def save(self, **kwargs):
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self.date_selected = \
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datetime(self.date_selected.year,
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self.date_selected.month, self.date_selected.day)
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super(FileState, self).save(**kwargs)
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def __unicode__(self):
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return self.state_name + ' ' + str(self.date_selected)
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class PatientRecord(ServiceLinkedAbstractModel, People):
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class Meta:
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verbose_name = u'Dossier'
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verbose_name_plural = u'Dossiers'
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created = models.DateTimeField(u'création', auto_now_add=True)
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creator = \
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models.ForeignKey(User,
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verbose_name=u'Créateur dossier patient',
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editable=False)
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contacts = models.ManyToManyField('personnes.People',
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related_name='contact_of')
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birthdate = models.DateField(null=True, blank=True)
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paper_id = models.CharField(max_length=12,
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null=True, blank=True)
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def __init__(self, *args, **kwargs):
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super(PatientRecord, self).__init__(*args, **kwargs)
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if not hasattr(self, 'service'):
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raise Exception('The field service is mandatory.')
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def get_state(self):
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last_state = self.filestate_set.latest('date_selected')
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multiple = self.filestate_set.\
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filter(date_selected=last_state.date_selected)
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if len(multiple) > 1:
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last_state = multiple.latest('created')
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return last_state
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def get_state_at_day(self, date):
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state = self.get_state()
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while(state):
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if datetime(state.date_selected.year,
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state.date_selected.month, state.date_selected.day) <= \
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datetime(date.year, date.month, date.day):
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return state
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state = state.previous_state
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return None
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def was_in_state_at_day(self, date, state_name):
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state_at_day = self.get_state_at_day(date)
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if state_at_day and state_at_day.state_name == state_name:
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return True
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return False
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def get_states_history(self):
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return self.filestate_set.order_by('date_selected')
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def set_state(self, state_name, author, date_selected=None, comment=None):
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if not author:
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raise Exception('Missing author to set state')
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if not state_name in STATES[self.service.name].keys():
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raise Exception('Etat de dossier '
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'non existant dans le service %s.' % self.service.name)
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if not date_selected:
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date_selected = datetime.now()
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current_state = self.get_state()
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if not current_state:
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raise Exception('Invalid patient record. '
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'Missing current state.')
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if date_selected < current_state.date_selected:
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raise Exception('You cannot set a state starting the %s that '
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'is before the previous state starting at day %s.' % \
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(str(date_selected), str(current_state.date_selected)))
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FileState(patient=self, state_name=state_name,
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date_selected=date_selected, author=author, comment=comment,
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previous_state=current_state).save()
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def change_day_selected_of_state(self, state, new_date):
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if state.previous_state:
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if new_date < state.previous_state.date_selected:
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raise Exception('You cannot set a state starting the %s '
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'before the previous state starting at day %s.' % \
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(str(new_date), str(state.previous_state.date_selected)))
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next_state = state.get_next_state()
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if next_state:
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if new_date > next_state.date_selected:
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raise Exception('You cannot set a state starting the %s '
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'after the following state starting at day %s.' % \
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(str(new_date), str(next_state.date_selected)))
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state.date_selected = new_date
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state.save()
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def remove_state(self, state):
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if state.patient.id != self.id:
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raise Exception('The state given is not about this patient '
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'record but about %s' % state.patient)
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next_state = state.get_next_state()
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if not next_state:
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self.remove_last_state()
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else:
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next_state.previous_state = state.previous_state
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next_state.save()
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state.delete()
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def remove_last_state(self):
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try:
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self.get_state().delete()
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except:
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pass
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# START Specific to sessad healthcare
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def get_last_notification(self):
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return SessadHealthCareNotification.objects.filter(patient=self, ).\
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latest('end_date')
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def days_before_notification_expiration(self):
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today = datetime.today()
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notification = self.get_last_notification(self)
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if not notification:
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return 0
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if notification.end_date < today:
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return 0
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else:
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return notification.end_date - today
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# END Specific to sessad healthcare
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# START Specific to cmpp healthcare
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def create_diag_healthcare(self, modifier):
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"""
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Gestion de l'inscription automatique.
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Si un premier acte est validé alors une prise en charge
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diagnostique est ajoutée. Cela fera basculer le dossier dans l'état
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en diagnostic.
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A voir si auto ou manuel :
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Si ce n'est pas le premier acte validé mais que l'acte précédement
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facturé a plus d'un an, on peut créer une prise en charge
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diagnostique. Même s'il y a une prise en charge de traitement
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expirée depuis moins d'un an donc renouvelable.
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"""
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acts = self.act_set.order_by('date')
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hcs = self.healthcare_set.order_by('-start_date')
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if not hcs:
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# Pas de prise en charge, on recherche l'acte facturable le plus
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# ancien, on crée une pc diag à la même date.
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for act in acts:
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if are_all_acts_of_the_day_locked(act.date) and \
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act.is_state('VALIDE') and act.is_billable():
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CmppHealthCareDiagnostic(patient=self, author=modifier,
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start_date=act.date).save()
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break
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else:
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# On recherche l'acte facturable non facturé le plus ancien et
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# l'on regarde s'il a plus d'un an
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try:
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last_billed_act = self.act_set.filter(is_billed=True).\
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latest('date')
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if last_billed_act:
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for act in acts:
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if are_all_acts_of_the_day_locked(act.date) and \
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act.is_state('VALIDE') and \
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act.is_billable() and \
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(act.date - last_billed_act.date).days >= 365:
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CmppHealthCareDiagnostic(patient=self,
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author=modifier, start_date=act.date).save()
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break
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except:
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pass
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def automated_switch_state(self, modifier):
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# Quel est le dernier acte facturable.
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acts = self.act_set.order_by('-date')
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# Si cet acte peut-être pris en charge en diagnostic c'est un acte de
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# diagnostic, sinon c'est un acte de traitement.
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for act in acts:
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if are_all_acts_of_the_day_locked(act.date) and \
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act.is_state('VALIDE') and act.is_billable():
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cared, hc = act.is_act_covered_by_diagnostic_healthcare()
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if hc:
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if self.get_state().state_name == 'CMPP_STATE_ACCUEIL' \
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or self.get_state().state_name == \
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'CMPP_STATE_TRAITEMENT':
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self.set_state('CMPP_STATE_DIAGNOSTIC', modifier,
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date_selected=act.date)
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# Sinon, si le dossier est en diag, s'il ne peut être couvert
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# en diag, il est en traitement.
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elif self.get_state().state_name == 'CMPP_STATE_DIAGNOSTIC':
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self.set_state('CMPP_STATE_TRAITEMENT', modifier,
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date_selected=act.date)
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break
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# END Specific to cmpp healthcare
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def create_patient(first_name, last_name, service, creator,
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date_selected=None):
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logger.debug('create_patient: creation for patient %s %s in service %s '
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'by %s' % (first_name, last_name, service, creator))
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if not (first_name and last_name and service and creator):
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raise Exception('Missing parameter to create a patient record.')
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patient = PatientRecord(first_name=first_name, last_name=last_name,
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service=service, creator=creator)
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patient.save()
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if not date_selected:
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date_selected = patient.created
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FileState(patient=patient, state_name=STATE_ACCUEIL[service.name],
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date_selected=date_selected, author=creator,
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previous_state=None).save()
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return patient
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